CN210635756U

CN210635756U - Cavitation air flotation mechanism

Info

Publication number: CN210635756U
Application number: CN201920725804.6U
Authority: CN
Inventors: 周雷鸣; 吴文海
Original assignee: Wuxi Jinzhen Environmental Protection Equipment Co ltd
Current assignee: Wuxi Jinzhen Environmental Protection Equipment Co ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-05-29
Anticipated expiration: 2029-05-21

Abstract

The utility model belongs to the technical field of sewage treatment, concretely relates to cavitation air supporting mechanism. This cavitation air supporting mechanism, include cell body, mixer, aeration machine and scrape the foam machine, be equipped with stirring district, aeration chamber, disengagement zone and water catch bowl in the cell body, the inlet tube intercommunication of stirring district and cell body, and be equipped with a plurality of mixers in the stirring district, stirring district one side is equipped with the aeration chamber, stirring district and aeration chamber intercommunication, the indoor aeration machine that is equipped with of aeration, the disengagement zone is located between aeration chamber and the water catch bowl, and water catch bowl one side is located and is equipped with the collection sediment groove in the disengagement zone, corresponds the collection sediment groove on the disengagement zone and is equipped with and scrapes the foam machine. The beneficial effects are as follows: simple structure, small floor area and simple operation, thereby greatly reducing the total investment cost.

Description

Cavitation air flotation mechanism

Technical Field

The utility model belongs to the technical field of sewage treatment, concretely relates to cavitation air supporting mechanism.

Background

In the water supply and drainage treatment process, the solid-liquid separation technology is a key project, and the air flotation separation technology is the most effective method for removing the tiny suspended matters with specific gravity close to water.

The cavitation air floating mechanism is a system specially designed for removing grease, jelly and Suspended Solid (SS) in industrial and municipal sewage. The cavitation air-float mechanism treats various kinds of sewage with different water quality by combining mechanical aeration and chemical flocculation, is ideal physical and chemical equipment for sewage, has reasonable design, convenient operation and economic operation, and generates bubbles by air to directly remove solid suspended matters from the sewage.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cavitation air supporting mechanism for making up the defects of the prior art.

The utility model discloses a realize through following technical scheme:

the utility model provides a cavitation air supporting mechanism, includes cell body, mixer, aeration machine and scrapes the foam machine, be equipped with stirring district, aeration chamber, disengagement zone and water catch bowl in the cell body, the stirring district communicates with the inlet tube of cell body, and is equipped with a plurality of mixers in the stirring district, stirring district one side is equipped with the aeration chamber, stirring district and aeration chamber intercommunication, the indoor aeration machine that is equipped with of aeration, the disengagement zone is located between aeration chamber and the water catch bowl, and water catch bowl one side is located and is equipped with the slag collecting tank in the disengagement zone, corresponds the slag collecting tank on the disengagement zone and is equipped with and scrapes the foam machine.

Furthermore, two return pipes are arranged in the separation area at the bottom of the aeration chamber in a communicated manner, the two return pipes are arranged at the bottom of the separation area in a splayed manner, and a second emptying pipe is arranged on one side of the bottom of the separation area.

Furthermore, the catch basin is communicated with the separation zone through a plurality of collecting pipes, the collecting pipes are distributed at the bottom of the separation zone, one side of the catch basin, which is positioned outside the tank body, is provided with a drain pipe, and the other side of the catch basin is provided with a third emptying pipe.

Further, be equipped with two mixers in the stirring district, the mixer drives the impeller in the stirring district respectively and stirs work, and one side that the stirring district is located the pond body is external is equipped with first blow-down pipe.

Furthermore, a slag discharge pipe is arranged outside the tank body on one side of the slag collection tank.

Further, the water level and the displacement in the water collecting tank are controlled through the liquid level regulating valve, wherein the liquid level regulating valve is arranged on one side of the communicated position of the drain pipe in the water collecting tank.

The utility model has the advantages that: simple structure, area is little to reduce the civil engineering investment, and easy operation can promote the oxidation of sulphide, reduces the sulphur content in the sewage, makes its biochemical secondary treatment equipment's that handles chemistry slurrying middle section waste water that can significantly reduce scale, makes it save biochemical treatment process and directly discharge to reach standard, thereby the total investment cost of significantly reducing.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention.

In the figure, 1 a pool body, 2 a stirring area, 3 a stirrer, 4 a water inlet pipe, 5 a first emptying pipe, 6 a stirring impeller, 7 an aeration chamber, 8 an aerator, 9 a return pipe, 10 a separation area, 11 a second emptying pipe, 12 a third emptying pipe, 13 a slag discharge pipe, 14 a slag collecting groove, 15 a foam scraping machine, 16 a water collecting tank, 17 a water discharge pipe, 18 a liquid level regulating valve and 19 a water collecting pipe.

Detailed Description

Fig. 1 and 2 show an embodiment of the present invention. The utility model discloses a cavitation air supporting mechanism, include cell body 1, mixer 3, aeration machine 8 and scrape foam machine 15, be equipped with stirring district 2, aeration chamber 7, disengagement zone 10 and pond 16 in the cell body 1, stirring district 2 communicates with cell body 1's inlet tube 4, and is equipped with a plurality of mixers 3 in the stirring district 2, 2 one sides in stirring district are equipped with aeration chamber 7, and stirring district 2 and aeration chamber intercommunication, be equipped with aeration machine 8 in the aeration chamber 7, disengagement zone 10 is located between aeration chamber and the catch basin 16, and catch basin 16 one side is located disengagement zone 10 and is equipped with slag groove 14, and disengagement zone 10 is last to correspond slag groove 14 and is equipped with and scrape foam machine 15.

Furthermore, two return pipes 9 are arranged at the bottom of the aeration chamber 7 in the separation area 10 in a communicating manner, the two return pipes 9 are distributed at the bottom of the separation area 10 in a splayed manner, and a second emptying pipe 11 is arranged on one side of the bottom of the separation area 10.

Further, the water collecting tank 16 is communicated with the separation area 10 through a plurality of water collecting pipes 19, the water collecting pipes 19 are distributed at the bottom of the separation area 10, a drain pipe 17 is arranged on one side of the water collecting tank 16, which is positioned outside the tank body 1, and a third emptying pipe 12 is arranged on the other side.

Further, be equipped with two mixers 3 in stirring district 2, mixer 3 drives stirring vane 6 in the stirring district 2 respectively and stirs work, and stirring district 2 is located 1 outer one side of cell body and is equipped with first blow-down pipe 5.

Furthermore, a slag discharge pipe 13 is arranged outside the tank body 1 at one side of the slag collection tank 14.

Further, a liquid level regulating valve 18 is arranged on one side of the communicated part of the drain pipe 17 in the water collecting tank 16, and the water level and the water discharge amount in the water collecting tank 16 are controlled through the liquid level regulating valve 18.

The utility model relates to a cavitation air supporting mechanism, the equipment of operation earlier during the use, aerator 8 system operation 5~10 minutes, then send into the sewage that flocculates through inlet tube 4, the sewage volume is from little to big, increase gradually, until full load, stirring district 2 is located before aerator 8, add the medicament therein, because the effect of the drug power, destroy the stability of aquatic colloidal particle, promote the colloid to contact each other, form the floccule, utilize the vortex whirl of aeration chamber 7, form organic combination with intensive tiny bubble, along with the rising of floccule in aeration chamber 7, and form bigger floccule, because the unbalance of density between air water mixture and the liquid, produce a vertical ascending buoyancy, bring the SS to the surface of water, the come-up in-process, the microbubble can attach to the SS, the SS just relies on these bubbles to support and maintain at the surface of water after arriving the surface of water, SS floating on the water surface is intermittently removed by the foam scraper 15, the foam scraper 15 moves along the whole liquid surface and scrapes the SS into the slag collecting tank 14, the purified sewage flows into the water collecting tank 16 through the water collecting pipe 19, the return pipe 9 extends from the aeration section along the bottom of the separation section 10, when micro bubbles are generated, the aerator 8 can form a negative pressure area at the bottom of the tank with the return pipe 9, the negative pressure can lead the sewage to flow back to the aeration area from the bottom of the tank and then return to the separation section 10, the process ensures that the air floatation section can still work under the condition that about 40 percent of sewage flows back and no water enters, when the device stops running, the water inlet pipe 4 is firstly closed, the device runs for 10 minutes, then the aerator 8 is stopped, the foam scraper 15 selector is arranged at a manual position, whether the device runs normally or not is always noticed during the running process, and the problem is found to be timely stopped, carry out the inspection, scrape 15 during operations of foam machine and forbid putting hand etc. on the track strictly, maintenance and maintenance should be noted to this machine, in time refuels if the trouble in time gets rid of, should wash cell body 1 after the operation a period of time, generally is 10~20 days in summer, is washed once in winter for 30~40 days, can utilize according to actual conditions is nimble.

The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. The utility model provides a cavitation air supporting mechanism, includes cell body, mixer, aeration machine and scrapes the foam machine, characterized by: be equipped with stirring district, aeration chamber, disengagement zone and pond in the cell body, the stirring district communicates with the inlet tube of cell body, and is equipped with a plurality of mixers in the stirring district, stirring district one side is equipped with the aeration chamber, and stirring district and aeration chamber intercommunication, the indoor aeration machine that is equipped with of aeration, the disengagement zone is located between aeration chamber and the catch basin, and catch basin one side is located and is equipped with the slag trap in the disengagement zone, corresponds the slag trap on the disengagement zone and is equipped with the foam scraping machine.

2. The cavitation air bearing mechanism as set forth in claim 1, wherein: two return pipes are arranged at the bottom of the aeration chamber in the separation area in a communicated manner, the two return pipes are arranged at the bottom of the separation area in a splayed manner, and a second emptying pipe is arranged on one side of the bottom of the separation area.

3. The cavitation air bearing mechanism as set forth in claim 1, wherein: the catch basin passes through many collector pipes and separation zone intercommunication, and the collector pipe distributes in the separation zone bottom, and the catch basin lies in the outer one side of cell body and is equipped with the drain pipe, and one side is equipped with the third blow-down pipe in addition.

4. The cavitation air bearing mechanism as set forth in claim 1, wherein: the stirring zone is internally provided with two stirrers, the stirrers respectively drive stirring impellers in the stirring zone to stir, and the stirring zone is positioned on one side outside the tank body and is provided with a first emptying pipe.

5. The cavitation air bearing mechanism as set forth in claim 1, wherein: and a slag discharge pipe is arranged outside the tank body at one side of the slag collection tank.

6. The cavitation air flotation mechanism according to claim 1 or 3, characterized in that: and a liquid level regulating valve is arranged on one side of the communicated part of the drain pipe in the water collecting tank, and the water level and the water discharge in the water collecting tank are controlled by the liquid level regulating valve.